Advance notice
Version applicable as from
1 Jan 2026
Published on:
13 Nov 2025
This is an advance notice
Changes in this version include:
ISA: ISA fees
SISA: SISA fees
Current
Version applicable as from
24 Sep 2025
Published on:
7 Oct 2025
This is the version currently applicable
Changes in this version include:
RO: Number of copies, Electronic filing
Version applicable as from
11 Aug 2025
Published on:
11 Aug 2025
Changes in this version include:
(with effect since 1 January 2025)
Summary of requirements for entry into the national phase: Reinstatement of rights, National fees
Annexes: National fees
Version applicable as from
1 Jul 2025
Published on:
13 Jun 2025
Changes in this version include:
ISA: ISA fees
Version applicable as from
1 Apr 2025
Published on:
20 Mar 2025
Changes in this version include:
RO: Electronic filing, Incorporation by reference, Color drawings
ISA: ISA fees
Summary of requirements for entry into the national phase: Restoration of the right of priority, Reinstatement of rights
Version applicable as from
1 Jan 2025
Published on:
25 Nov 2024
Changes in this version include:
ISA: ISA fees
SISA: IB fees
Version applicable as from
1 Apr 2024
Published on:
31 Oct 2024
Changes in this version include:
ISA: ISA fees
SISA: IB fees
Version applicable as from
1 Jan 2024
Published on:
1 Dec 2023
Changes in this version include:
ISA: ISA fees
SISA: IB fees
Version applicable as from
15 Sep 2023
Published on:
15 Sep 2023
Changes in this version include:
From now on, you will find here a summary of changes to each new version of the PCT Applicant's Guide, as well as the detailed list of these changes. Moreover, you can now easily access the historical versions of the Guide.
GENERAL INFO: Contact details
SUMMARY: National fees
THE PROCEDURE: Various
ANNEXES: National Fees